Tillie Klimek spent a large part of her life cooking. The problem with that was that if she was mad at someone or if she was the beneficiary of life insurance, the recipe often included arsenic. By the time Klimek was ar...

H.H. Holmes“Come with me, if you will, to a... ...t known – and perhaps most prolific – serial killer . Born Herman Webster Mudgett in 1861 and raised b... ...celled in school. He exhibited a hallmark of many serial killers in their youths, the torture and killing of anima... ...st of Holmes...

The only thing worse than getting away with murder... ...originally wasn’t thought to be one of the serial killer ’s victims – was nothing more than par... ...one example from a list of ten still-unidentified serial killers at Urban Ghosts. (Image credit: gargantuen)

Atlas Obscura continues their 31 Days of Halloween series with a scary story from Louisiana history.In 1831, Madame Delphine LaLaurie and her third husband Dr. Leonard Louis Nicolas LaLaurie bought a fine house in downto...

The Zodiac Killer claimed to have murdered 37 people. The killings,... ...y featuring cryptograms.
From this point on, the killer started communicating via letters and greetings c... ...s as well as some coded messages were sent by the killer to different, well-known newspape...

In 1920s, mutilated bodies of murdered children turned up in the streets of New York City. The crimes were so horrific that they were quickly attributed to a boogieman.
The truth was more mundane but much more distur...

Researchers using a criminology method made an int... ...habits of the great whites were similar to human serial killers .The scientists adapted geographic profiling, a ma... ...ling, a mathematical technique used to track down serial criminals, to investigate the hunting habits of g... ...". Most often this...